package cn.lili.modules.promotion.serviceimpl;
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import cn.hutool.core.text.CharSequenceUtil;
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import cn.lili.cache.Cache;
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import cn.lili.common.enums.ResultCode;
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import cn.lili.common.exception.ServiceException;
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import cn.lili.common.security.AuthUser;
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import cn.lili.common.security.context.UserContext;
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import cn.lili.common.vo.PageVO;
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import cn.lili.modules.promotion.entity.dos.Coupon;
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import cn.lili.modules.promotion.entity.dos.MemberCoupon;
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import cn.lili.modules.promotion.entity.dto.search.MemberCouponSearchParams;
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import cn.lili.modules.promotion.entity.enums.CouponGetEnum;
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import cn.lili.modules.promotion.entity.enums.MemberCouponStatusEnum;
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import cn.lili.modules.promotion.entity.enums.PromotionsScopeTypeEnum;
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import cn.lili.modules.promotion.entity.enums.PromotionsStatusEnum;
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import cn.lili.modules.promotion.entity.vos.MemberCouponVO;
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import cn.lili.modules.promotion.mapper.MemberCouponMapper;
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import cn.lili.modules.promotion.service.CouponService;
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import cn.lili.modules.promotion.service.MemberCouponService;
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import cn.lili.modules.promotion.tools.PromotionTools;
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import cn.lili.mybatis.util.PageUtil;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.core.toolkit.Wrappers;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.cache.annotation.CacheConfig;
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import org.springframework.cache.annotation.CacheEvict;
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import org.springframework.cache.annotation.Cacheable;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.util.*;
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/**
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* 会员优惠券业务层实现
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*
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* @author Chopper
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* @since 2020/8/21
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*/
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@Service
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@CacheConfig(cacheNames = "{MemberCoupon}")
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public class MemberCouponServiceImpl extends ServiceImpl<MemberCouponMapper, MemberCoupon> implements MemberCouponService {
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/**
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* 优惠券
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*/
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@Autowired
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private CouponService couponService;
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/**
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* 缓存
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*/
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@Autowired
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private Cache cache;
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@Override
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public void checkCouponLimit(String couponId, String memberId) {
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Coupon coupon = couponService.getById(couponId);
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LambdaQueryWrapper<MemberCoupon> queryWrapper = new LambdaQueryWrapper<MemberCoupon>()
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.eq(MemberCoupon::getCouponId, couponId)
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.eq(MemberCoupon::getMemberId, memberId);
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long haveCoupons = this.count(queryWrapper);
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if (!PromotionsStatusEnum.START.name().equals(coupon.getPromotionStatus())) {
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throw new ServiceException(ResultCode.COUPON_RECEIVE_ERROR);
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}
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if (coupon.getPublishNum() != 0 && coupon.getReceivedNum() >= coupon.getPublishNum()) {
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throw new ServiceException(ResultCode.COUPON_NUM_INSUFFICIENT_ERROR);
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}
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if (!coupon.getCouponLimitNum().equals(0) && haveCoupons >= coupon.getCouponLimitNum()) {
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throw new ServiceException(ResultCode.COUPON_LIMIT_ERROR, "此优惠券最多领取" + coupon.getCouponLimitNum() + "张");
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}
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}
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/**
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* 领取优惠券
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*
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* @param couponId 优惠券编号
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* @param memberId 会员
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* @param memberName 会员名称
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*/
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@Override
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@CacheEvict(key = "#memberId")
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@Transactional(rollbackFor = Exception.class)
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public void receiveBuyerCoupon(String couponId, String memberId, String memberName) {
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Coupon coupon = couponService.getById(couponId);
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if (coupon != null && !CouponGetEnum.FREE.name().equals(coupon.getGetType())) {
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throw new ServiceException(ResultCode.COUPON_DO_NOT_RECEIVER);
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} else if (coupon != null) {
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this.receiverCoupon(couponId, memberId, memberName, coupon);
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}
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}
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@Override
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@CacheEvict(key = "#memberId")
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@Transactional(rollbackFor = Exception.class)
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public void receiveCoupon(String couponId, String memberId, String memberName) {
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Coupon coupon = couponService.getById(couponId);
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if (coupon != null) {
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this.receiverCoupon(couponId, memberId, memberName, coupon);
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} else {
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throw new ServiceException(ResultCode.COUPON_NOT_EXIST);
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}
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}
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@Override
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public IPage<MemberCoupon> getMemberCoupons(MemberCouponSearchParams param, PageVO pageVo) {
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QueryWrapper<MemberCoupon> queryWrapper = param.queryWrapper();
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Page<MemberCoupon> page = this.page(PageUtil.initPage(pageVo), queryWrapper);
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if (page.getRecords() != null && page.getRecords().size() > 0) {
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if (page.getRecords().stream().anyMatch(i -> i.getEndTime().before(new Date()))) {
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this.expireInvalidMemberCoupon(param.getMemberId());
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return this.page(PageUtil.initPage(pageVo), queryWrapper);
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}
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}
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return page;
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}
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/**
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* 获取会员优惠券列表
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*
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* @param param 查询参数
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* @return 会员优惠券列表
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*/
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@Override
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public List<MemberCoupon> getMemberCoupons(MemberCouponSearchParams param) {
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List<MemberCoupon> list = this.list(param.queryWrapper());
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if (list.stream().anyMatch(i -> i.getEndTime().before(new Date()))) {
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this.expireInvalidMemberCoupon(param.getMemberId());
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return this.list(param.queryWrapper());
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}
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return list;
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}
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/**
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* 获取当前用户的优惠券列表（优先读取缓存）
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*
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* @param memberId 会员id
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* @return 会员优惠券列表
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*/
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@Override
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@Cacheable(key = "#memberId")
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public List<MemberCoupon> getMemberCoupons(String memberId) {
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MemberCouponSearchParams searchParams = new MemberCouponSearchParams();
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searchParams.setMemberId(Objects.requireNonNull(UserContext.getCurrentUser()).getId());
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searchParams.setMemberCouponStatus(MemberCouponStatusEnum.NEW.name());
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searchParams.setPromotionStatus(PromotionsStatusEnum.START.name());
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return this.getMemberCoupons(searchParams);
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}
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/**
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* 获取会员优惠券列表
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*
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* @param param 查询参数
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* @param pageVo 分页参数
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* @return 会员优惠券列表
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*/
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@Override
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public IPage<MemberCoupon> getMemberCouponsByCanUse(MemberCouponSearchParams param, Double totalPrice, PageVO pageVo) {
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LambdaQueryWrapper<MemberCoupon> queryWrapper = new LambdaQueryWrapper<>();
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List<String> storeIds = new ArrayList<>(Arrays.asList(param.getStoreId().split(",")));
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storeIds.add(PromotionTools.PLATFORM_ID);
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queryWrapper.in(MemberCoupon::getStoreId, storeIds);
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queryWrapper.eq(MemberCoupon::getMemberId, param.getMemberId());
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queryWrapper.and(
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i -> i.like(MemberCoupon::getScopeId, param.getScopeId())
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.or(j -> j.eq(MemberCoupon::getScopeType, PromotionsScopeTypeEnum.ALL.name())));
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queryWrapper.eq(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.NEW.name());
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queryWrapper.le(MemberCoupon::getConsumeThreshold, totalPrice);
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queryWrapper.ge(MemberCoupon::getEndTime, new Date());
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return this.page(PageUtil.initPage(pageVo), queryWrapper);
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}
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/**
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* 获取当前会员当前商品可用的会员优惠券
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*
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* @param memberId 会员Id
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* @param couponIds 优惠券id列表
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* @return 会员优惠券列表
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*/
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@Override
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public List<MemberCoupon> getCurrentGoodsCanUse(String memberId, List<String> couponIds, Double totalPrice) {
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LambdaQueryWrapper<MemberCoupon> queryWrapper = new LambdaQueryWrapper<>();
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queryWrapper.eq(MemberCoupon::getMemberId, memberId);
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queryWrapper.eq(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.NEW.name());
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queryWrapper.in(MemberCoupon::getCouponId, couponIds);
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queryWrapper.ne(MemberCoupon::getScopeType, PromotionsScopeTypeEnum.ALL.name());
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queryWrapper.le(MemberCoupon::getConsumeThreshold, totalPrice);
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queryWrapper.ge(MemberCoupon::getEndTime, new Date());
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return this.list(queryWrapper);
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}
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/**
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* 获取当前会员全品类优惠券
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*
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* @param memberId 会员Id
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* @param storeId 店铺id
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* @return 会员优惠券列表
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*/
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@Override
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public List<MemberCoupon> getAllScopeMemberCoupon(String memberId, List<String> storeId) {
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LambdaQueryWrapper<MemberCoupon> queryWrapper = new LambdaQueryWrapper<>();
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queryWrapper.eq(MemberCoupon::getMemberId, memberId);
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queryWrapper.eq(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.NEW.name());
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queryWrapper.eq(MemberCoupon::getScopeType, PromotionsScopeTypeEnum.ALL.name());
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queryWrapper.ge(MemberCoupon::getEndTime, new Date()).and(i -> i.in(MemberCoupon::getStoreId, storeId).or(j -> j.eq(MemberCoupon::getPlatformFlag, true)));
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return this.list(queryWrapper);
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}
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/**
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* 获取当前会员全品类优惠券
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*
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* @param param 查询参数
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* @return 会员优惠券列表
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*/
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@Override
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public MemberCoupon getMemberCoupon(MemberCouponSearchParams param) {
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return this.getOne(param.queryWrapper(), false);
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}
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@Override
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public long getMemberCouponsNum() {
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AuthUser authUser = Objects.requireNonNull(UserContext.getCurrentUser());
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QueryWrapper<MemberCoupon> queryWrapper = Wrappers.query();
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queryWrapper.eq("member_id", authUser.getId());
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queryWrapper.eq("member_coupon_status", MemberCouponStatusEnum.NEW.name());
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queryWrapper.eq("delete_flag", false);
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return this.count(queryWrapper);
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}
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@Override
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@CacheEvict(key = "#memberId")
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@Transactional(rollbackFor = Exception.class)
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public void used(String memberId, List<String> ids) {
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if (ids != null && !ids.isEmpty()) {
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List<MemberCoupon> memberCoupons = this.listByIds(ids);
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//如果查出来的优惠券数量不一致
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if (memberCoupons.size() != ids.size()) {
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throw new ServiceException(ResultCode.COUPON_EXPIRED);
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}
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//循环处理
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memberCoupons.forEach(item -> {
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if (!item.getMemberCouponStatus().equals(MemberCouponStatusEnum.NEW.name())) {
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throw new ServiceException(ResultCode.COUPON_EXPIRED);
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}
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item.setMemberCouponStatus(MemberCouponStatusEnum.USED.name());
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item.setConsumptionTime(new Date());
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});
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this.updateBatchById(memberCoupons);
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}
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}
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/**
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* 作废当前会员优惠券
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*
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* @param id id
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*/
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@Override
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@CacheEvict(key = "#memberId")
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@Transactional(rollbackFor = Exception.class)
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public void cancellation(String memberId, String id) {
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LambdaUpdateWrapper<MemberCoupon> updateWrapper = new LambdaUpdateWrapper<>();
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updateWrapper.eq(MemberCoupon::getId, id);
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updateWrapper.set(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.CLOSED.name());
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this.update(updateWrapper);
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}
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/**
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* 关闭会员优惠券
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*
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* @param couponIds 优惠券id集合
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*/
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void closeMemberCoupon(List<String> couponIds) {
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LambdaUpdateWrapper<MemberCoupon> memberCouponLambdaUpdateWrapper = new LambdaUpdateWrapper<MemberCoupon>()
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.in(MemberCoupon::getCouponId, couponIds)
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.set(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.CLOSED.name());
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this.cache.vagueDel("{MemberCoupon}");
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this.update(memberCouponLambdaUpdateWrapper);
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}
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@Override
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public boolean recoveryMemberCoupon(List<String> memberCouponIds) {
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LambdaUpdateWrapper<MemberCoupon> updateWrapper = new LambdaUpdateWrapper<>();
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updateWrapper.in(MemberCoupon::getId, memberCouponIds);
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updateWrapper.set(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.NEW.name());
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updateWrapper.set(MemberCoupon::getConsumptionTime, null);
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return this.update(updateWrapper);
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}
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@Override
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public void voidCoupon(String couponId) {
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LambdaUpdateWrapper<MemberCoupon> updateWrapper = new LambdaUpdateWrapper<>();
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updateWrapper.in(MemberCoupon::getCouponId, couponId);
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updateWrapper.set(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.CLOSED.name());
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updateWrapper.set(MemberCoupon::getDeleteFlag, true);
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this.update(updateWrapper);
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}
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@Override
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public Page<MemberCouponVO> getMemberCouponsPage(Page<MemberCoupon> page, MemberCouponSearchParams param) {
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QueryWrapper<MemberCouponVO> queryWrapper = new QueryWrapper<>();
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queryWrapper.eq(CharSequenceUtil.isNotEmpty(param.getMemberId()), "mc.member_id", param.getMemberId());
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queryWrapper.eq(CharSequenceUtil.isNotEmpty(param.getStoreId()), "c.store_id", param.getStoreId());
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queryWrapper.like(CharSequenceUtil.isNotEmpty(param.getMemberName()), "mc.member_name", param.getMemberName());
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queryWrapper.eq(CharSequenceUtil.isNotEmpty(param.getCouponId()), "mc.coupon_id", param.getCouponId());
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queryWrapper.like(CharSequenceUtil.isNotEmpty(param.getCouponName()), "c.coupon_name", param.getCouponName());
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queryWrapper.eq(CharSequenceUtil.isNotEmpty(param.getGetType()), "mc.get_type", param.getGetType());
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queryWrapper.eq(CharSequenceUtil.isNotEmpty(param.getScopeType()), "mc.scope_type", param.getPromotionStatus());
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queryWrapper.eq(CharSequenceUtil.isNotEmpty(param.getCouponType()), "mc.coupon_type", param.getCouponType());
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queryWrapper.eq(CharSequenceUtil.isNotEmpty(param.getMemberCouponStatus()), "mc.member_coupon_status", param.getMemberCouponStatus());
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if (param.getStartTime() != null) {
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queryWrapper.ge("mc.start_time", new Date(param.getStartTime()));
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}
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if (param.getEndTime() != null) {
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queryWrapper.le("mc.end_time", new Date(param.getEndTime()));
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}
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return this.baseMapper.getMemberCoupons(page, queryWrapper);
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}
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@Override
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public long getMemberCouponNum(String memberId, String couponId) {
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LambdaQueryWrapper<MemberCoupon> queryWrapper = new LambdaQueryWrapper<>();
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queryWrapper.eq(MemberCoupon::getMemberId, memberId);
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queryWrapper.eq(MemberCoupon::getCouponId, couponId);
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return this.count(queryWrapper);
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}
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/**
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* 清除无效的会员优惠券
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*
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* @return 是否操作成功
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*/
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@Override
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@CacheEvict(key = "#memberId")
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public boolean expireInvalidMemberCoupon(String memberId) {
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//将过期优惠券变更为过期状体
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LambdaUpdateWrapper<MemberCoupon> updateWrapper = new LambdaUpdateWrapper<MemberCoupon>()
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.eq(CharSequenceUtil.isNotEmpty(memberId), MemberCoupon::getMemberId, memberId)
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.eq(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.NEW.name())
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.le(MemberCoupon::getEndTime, new Date())
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.set(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.EXPIRE.name());
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return this.update(updateWrapper);
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}
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private void receiverCoupon(String couponId, String memberId, String memberName, Coupon coupon) {
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this.checkCouponLimit(couponId, memberId);
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MemberCoupon memberCoupon = new MemberCoupon(coupon);
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memberCoupon.setMemberId(memberId);
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memberCoupon.setMemberName(memberName);
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memberCoupon.setMemberCouponStatus(MemberCouponStatusEnum.NEW.name());
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memberCoupon.setPlatformFlag((PromotionTools.PLATFORM_ID).equals(coupon.getStoreId()));
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this.save(memberCoupon);
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couponService.receiveCoupon(couponId, 1);
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}
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}
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